Periodic Trends

Front

Ions are formed when atoms gain or lose ___?

Back

electrons

Front

Which statement is true?

• Cations are negatively charged ions.
• Anions are positively charged ions.
• Cations are positively charged electrons.
• Anions are negatively charged ions.

Back

Anions are negatively charged ions.

Front

As you move down a Group on the periodic table, what happens to the size of the atoms?

Back

They get larger.

Front

As you move across a row on the periodic table, what generally happens to the atomic radius?

Back

it decreases

Front

What property is being measured in this diagram? Options: Density, Electronegativity, Atomic Radius, Atomic Mass

Back

Atomic Radius

Front

How does electron shielding affect the overall size of the atom?

Back

makes the atom larger

Front

What causes the shielding effect inside an atom?

Back

the electrons between the nucleus and the valence shell

Front

Which of the following atoms has the largest atomic radius? Options: nitrogen, phosphorus, potassium, cesium

Back

cesium

Front

Which of the following atoms is the most electronegative? Options: barium, cesium, fluorine, carbon

Back

fluorine

Front

If a potassium atom lost one electron, it becomes an ion. What would be the symbol for that ion?

Back